Παραπομπή APA

Dale, R. . .. (2004). Evaluating developmnt programmes and projects (2nd ed.). Sage.

Παραπομπή Chicago Style

Dale, Reidar. Evaluating Developmnt Programmes and Projects. 2nd ed. London: Sage, 2004.

Παραπομπή MLA

Dale, Reidar. Evaluating Developmnt Programmes and Projects. 2nd ed. Sage, 2004.